相关实验视频
Updated: Feb 10, 2026

07:27
Implantation of Total Artificial Heart in Congenital Heart Disease
Published on: July 18, 2014
25.2K
超声波在先天性隔膜的诊断和预测价值
Qin Liu1, Hongyan Ren1, Mingxue Wang1
1Department of Ultrasound, Capital Center for Children's Health, Capital Medical University, Beijing, China.
Frontiers in pediatrics
|February 9, 2026
概括
新生儿超声波可以预测先天性隔膜 (CDH) 的结果. 缺陷大小和肝等关键指标可以提高CDH婴儿的预后准确性.
科学领域:
- 新生儿成像学 新生儿成像学
- 儿科外科手术 儿科外科手术
- 医学诊断 医学诊断 医学诊断
背景情况:
- 在新生儿中,先天性隔膜 (CDH) 带来了诊断和预后挑战.
- 准确的评估对于及时干预和改善结果至关重要.
研究的目的:
- 评估新生儿超声波在诊断CDH时的有效性.
- 评估超声波在预测CDH婴儿的预后方面的有用性.
主要方法:
- 对152名患有CDH的婴儿 (2017-2023) 的回顾性分析.
- 多变量逻辑回归用于识别预后因素.
- 对超声波指示器的接收器操作特征 (ROC) 曲线分析.
主要成果:
- 四个因素显著预测死亡率:缺陷长度>4厘米,肝,缺失囊,肺超声波异常.
- 综合参数显示出强大的预测性能 (AUC=0.860).
结论:
- 隔膜缺陷的长度,肝,囊状况和肺超声检查结果是CDH的有价值的预后指标.
- 整合这些超声波参数可以提高预后准确度,并有助于临床决策.
相关概念视频
Ultrasonography
8.0K
Ultrasonography is an imaging technique that uses high-frequency sound waves to visualize the body's internal structures. It is a non-invasive and safe procedure that does not involve the use of ionizing radiation, making it widely used in various medical fields. Ultrasonography is used to study heart function, blood flow in the neck or extremities, certain conditions such as gallbladder disease, and fetal growth and development.
During an ultrasonography procedure, a handheld device called...
During an ultrasonography procedure, a handheld device called...
8.0K
Predicting Molecular Geometry
46.1K
VSEPR Theory for Determination of Electron Pair Geometries
46.1K
Imaging Studies II: Ultrasonography
492
IntroductionUltrasonography, or renal ultrasound, is a noninvasive medical imaging technique that uses high-frequency sound waves to visualize the kidneys, ureters, bladder, and surrounding tissues.Indications for Urinary System UltrasonographyUrinary system ultrasonography is indicated in various clinical scenarios, such as:Kidney Stones (Urolithiasis): To detect and monitor the size and presence of kidney or urinary tract stones.Hydronephrosis: To assess the dilation of the renal pelvis and...
492
Ultrasound I: Abdominal Ultrasonography
1.7K
Introduction:
Abdominal ultrasonography, commonly known as abdominal ultrasound, is a vital, non-invasive medical imaging technique widely used in healthcare.
Procedure:
This diagnostic tool allows the clinician to visually inspect internal structures within the abdomen, including vital organs such as the liver, gallbladder, pancreas, kidneys, and spleen.
The abdominal ultrasound process begins with applying a special gel to the patient's skin over the abdomen. This gel enhances the...
Abdominal ultrasonography, commonly known as abdominal ultrasound, is a vital, non-invasive medical imaging technique widely used in healthcare.
Procedure:
This diagnostic tool allows the clinician to visually inspect internal structures within the abdomen, including vital organs such as the liver, gallbladder, pancreas, kidneys, and spleen.
The abdominal ultrasound process begins with applying a special gel to the patient's skin over the abdomen. This gel enhances the...
1.7K
Prediction Intervals
3.4K
The interval estimate of any variable is known as the prediction interval. It helps decide if a point estimate is dependable.
However, the point estimate is most likely not the exact value of the population parameter, but close to it. After calculating point estimates, we construct interval estimates, called confidence intervals or prediction intervals. This prediction interval comprises a range of values unlike the point estimate and is a better predictor of the observed sample value, y.
However, the point estimate is most likely not the exact value of the population parameter, but close to it. After calculating point estimates, we construct interval estimates, called confidence intervals or prediction intervals. This prediction interval comprises a range of values unlike the point estimate and is a better predictor of the observed sample value, y.
3.4K
Sensitivity, Specificity, and Predicted Value
1.4K
In healthcare diagnostics, laboratory tests play a crucial role in identifying and diagnosing a wide range of medical conditions. However, interpreting test results is not always straightforward. An abnormal test result does not always confirm the presence of a disease, just as a normal result does not guarantee its absence. To assess the reliability of these diagnostic tools, healthcare practitioners rely on two key statistical indicators: sensitivity and specificity.
Sensitivity is the...
Sensitivity is the...
1.4K

